2,2',6,6'-Tetrabromobisphenol A
Agent Name
2,2',6,6'-Tetrabromobisphenol A
CAS Number
79-94-7
Formula
C15-H12-Br4-O2
Major Category
Other Classes
Synonyms
2,2',6,6'-Tetrabromobisphenol A; 2,2-Bis(3,5-dibromo-4-hydroxyphenyl)propane; 2,2-Bis(4-hydroxy-3,5-dibromophenyl)propane; 3,3',5,5'-Tetrabromobisphenol A; 3,5,3',5'-Tetrabromobisphenol A; 4,4'-(1-Methylethylidene)bis(2,6-dibromophenol); 4,4'-Isopropylidenebis(2,6-dibromophenol); 4,4'-Isopropylylidenebis(2,6-dibromophenol); BA 59; Bromdian; FG 2000; Fire Guard 2000; Firemaster BP 4A; Great Lakes BA-59P; Phenol, 4,4'-(1-methylethylidene)bis(2,6-dibromo-; Phenol, 4,4'-isopropylidenebis(2,6-dibromo-; Saytex RB 100PC; Tetrabromobisphenol A; Tetrabromodian; Tetrabromodiphenylopropane; [ChemIDplus]
Category
Halogenated Polyaromatics
Description
Off-white solid; [HSDB] White powder; [MSDSonline]
Sources/Uses
Used as a flame retardant additive to plastics (ABS, phenolic, unsaturated polyester resins, and epoxy resin circuit boards), paper, and textiles; Also used as a plasticizer and chemical intermediate; [HSDB]
Comments
See "Carcinogenicity of some industrial chemicals," Volume 115. [IARC, News Release, 23 Feb. 2016] Not embryotoxic in rats and mice at dose that causes reduction in offspring weight; [REPROTOX] Reproductive effector; Causes hepatitis, evidence of kidney injury, and weight loss in feeding studies of mice and rats; Causes somnolence and dyspnea in lethal-dose inhalation studies of rats; [RTECS] An irritant; [MSDSonline]
Reference Link #1
Biomedical References
Exposure Assessment
Vapor Pressure
1.76E-11 mm Hg
Lethal Concentration
LC50 (rat) > 1,267 ppm/1h
Explanatory Notes
Flash point = 178 deg C; [IPCS]
Reference Link #2
Adverse Effects
Hepatotoxin
Hepatoxic (a) from occupational exposure (secondary effect) or (b) in animal studies or in humans after ingestion
IARC Carcinogen
Probable (2a)
Diseases, Processes, and Activities Linked to This Agent
Processes
Industrial Processes with risk of exposure: